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Environmental Pollution - Biogeography
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This lesson presented by Bhanwar details types of environmental pollution and their effects on human body. Watch this lesson for more insight.

Bhanwar Singh
Ex- National Defence Academy (115 Course) Cleared Civil Services Examination, 2012

Unacademy user
ap ka notes bhut accha laga Sir...l
Sharad Gupta
a year ago
thanks buddy
thank you sir @@!@ very useful lecture
thank you sir @@@!!!
Tqq Sir... Please make courses on other aspects of Geography like Indian Geography etc.,
thank you so much sir for short notes
  1. CRASH COURSE-WORLD GEOGRAPHY Presented by - Bhanwar Singh Sirohi


  3. ABOUT ME BA. (Hons) in Law from Awadh University I Defence Academy (115 Course) Cleared Civil Services Examination, 2012 Hobbies - Writing Poetry Course Fee Contribute Follow me on Unacademy at:

  4. ENVIRONMENTAL POLLUTION Pollution is simply contamination of physical or biological components of natural environment which causes adverse changes It is increasing with every passing year and is causing irreparable damage to the earth Environmental Pollution basically consists of Air Pollution Water Pollution Soil Pollution a Noise Pollution Light Pollution

  5. AIR POLLUTION It is most harmful form of pollution Primary pollutants of Air are Sulphur oxides-volcanoes, industrial processes, combustion of coal and petroleum Nitrogen oxides-thunderstorms during electric discharge and high temperature combustion Carbon monoxide-incomplete combustion of fuels such as natural gas, coal or wood Volatile Organic Compounds-Greenhouse Gases for example Methane Particulate Matter-burning of fossil fuels, power plants, volcanic eruptions Chlorofluorocarbons-harmful to Ozone layer a Ammonia agricultural process Ground level Ozone-formed from nitrogen oxides and volatile organic compounds Peroxyacetyl Nitrate _ also formed from nitrogen oxides and volatile organic compounds

  6. WATER POLLUTION Occurs when pollutants are directly or indirectly discharged into water bodies without adequate treatment to remove harmful compounds Main pollutants of water are Pathogens-on site sanitation systems or inadequately treated sewage discharges Detergents, Petroleum hydrocarbons Volatile organic compound such as industrial solvents Insecticides or herbicides and Fertilizers a Chemical compounds found in personal hygiene and cosmetics Drug pollution Chemical waste by industries Heavy metals a Garbage discarded by people and Silt or sediments

  7. SOIL POLLUTION It is caused by man made chemicals or other alteration in the natural soil environment Main causes of soil pollution are Oil drilling, Mining and other such activities Corrosion of underground storage tanks and pipes Acid Rain a Intensive farming Pesticides, herbicides and Fertilizers Drainage of contaminated surface water Nuclear waste disposal Direct discharge of industrial wastes to the soil a Oil and fuel dumping

  8. Health effects of pollution Air pollution Water pollution Headache Fatigue Respiratory ilIness - Bacteria - Parasites - Chemicals CO Soil contamination Particulate matter Nerve damage Cardio vascular illnesS Ozone SO2 NOx Lead Volatile organic compounds Gastroenteritis Cancer risk Pesticides Nausea Skin irritation

  9. NOISE AND LIGHT POLLUTION NOISE POLLUTION-It is excessive or disturbing voice which may harm human or animal life Causes Machines Motor Vehicles Aircraft and Trains Improper Urban Planning LIGHT POLLUTION-Called Photo-pollution is excessive, misdirected or obtrusive artificial light Causes Light Trespass, Glare, Light Clutter Over Illumination and Skyglow

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